1 files changed, 189 insertions, 0 deletions
diff --git a/net/ricketyspace/ror/thirteen/client.rkt b/net/ricketyspace/ror/thirteen/client.rkt
new file mode 100644
index 0000000..dc3b184
--- /dev/null
+++ b/net/ricketyspace/ror/thirteen/client.rkt
@@ -0,0 +1,189 @@
+#lang racket
+
+(require 2htdp/image 2htdp/universe "shared.rkt")
+
+(provide launch-guess-client)
+
+(struct client-state (type clue guess action done))
+
+(define ClientState0  (client-state -1 "" #f "" #f))
+
+(define SCENE-WIDTH 300)
+(define SCENE-HEIGHT 200)
+
+(define (launch-guess-client n host)
+  (big-bang ClientState0
+            (on-draw draw-guess)
+            (on-key handle-keys)
+            (name n)
+            (register host)
+            (on-receive handle-msg)))
+
+(define (handle-keys w key)
+  (cond [(= (client-state-type w) PLAYER) (handle-keys-player w key)]
+        [(= (client-state-type w) GUESSER) (handle-keys-guesser w key)]
+        [else w]))
+
+(define (handle-keys-player w key)
+  (define (action)
+    (client-state-action w))
+  (define (guess)
+    (client-state-guess w))
+  (define (set-clue clue)
+    (client-state PLAYER clue (guess) (action) #f))
+  (cond [(and (string=? (action) "c") (key=? key "c"))
+         (make-package w (server-msg PLAYER "c" ""))]
+        [(and (string=? (action) "a") (key=? key "up"))
+         (make-package (set-clue "up") (server-msg PLAYER "a" "up"))]
+        [(and (string=? (action) "a") (key=? key "down"))
+         (make-package (set-clue "down") (server-msg PLAYER "a" "down"))]
+        [(and (string=? (action) "a") (key=? key "="))
+         (make-package (set-clue "=") (server-msg PLAYER "a" "="))]
+        [else w]))
+
+(define (handle-keys-guesser w key)
+  (define (action)
+    (client-state-action w))
+  (cond [(and (string=? (action) "c") (key=? key "c")
+              (make-package w (server-msg GUESSER "c" "")))]
+        [(and (string=? (action) "g") (key=? key "g")
+              (make-package w (server-msg GUESSER "g" "")))]
+        [else w]))
+
+(define (handle-msg c c-msg)
+  (cond [(not (client-msg? c-msg)) c]
+        [(= (client-msg-type c-msg) PLAYER)
+         (handle-msg-player c c-msg)]
+        [(= (client-msg-type c-msg) GUESSER)
+         (handle-msg-guesser c c-msg)]
+        [else c]))
+
+(define (handle-msg-player c c-msg)
+  (define (is-done)
+    (client-msg-done c-msg))
+  (define (action)
+    (client-msg-action c-msg))
+  (define (set-done)
+    (let ([guess (client-msg-guess c-msg)])
+      (client-state PLAYER "" guess "" #t)))
+  (define (set-check)
+    (let ([clue (client-state-clue c)])
+      (client-state PLAYER clue #f "c" #f)))
+  (define (set-act)
+    (let ([guess (client-msg-guess c-msg)])
+      (client-state PLAYER "" guess "a" #f)))
+  (cond [(is-done) (set-done)]
+        [(string=? (action) "c") (set-check)]
+        [(string=? (action) "a") (set-act)]
+        [else c]))
+
+(define (handle-msg-guesser c c-msg)
+  (define (is-done)
+    (client-msg-done c-msg))
+  (define (action)
+    (client-msg-action c-msg))
+  (define (set-done)
+    (let ([guess (client-msg-guess c-msg)])
+      (client-state GUESSER "" guess "" #t)))
+  (define (set-check)
+    (let ([clue (client-msg-clue c-msg)]
+          [guess (client-msg-guess c-msg)])
+      (client-state GUESSER clue guess "c" #f)))
+  (define (set-guess)
+    (let ([clue (client-msg-clue c-msg)]
+          [guess (client-msg-guess c-msg)])
+      (client-state GUESSER clue guess "g" #f)))
+  (cond [(is-done) (set-done)]
+        [(string=? (action) "c") (set-check)]
+        [(string=? (action) "g") (set-guess)]
+        [else c]))
+
+(define (draw-guess c)
+  (define (render type result desc help)
+    (place-image/align
+     type 5 5  "left" "top"
+     (overlay (above result desc help)
+              (empty-scene SCENE-WIDTH SCENE-HEIGHT))))
+  (let ([type (draw-type c)]
+        [result (draw-result c)]
+        [desc (draw-desc c)]
+        [help (draw-help c)])
+    (render type result desc help)))
+
+(define (draw-type c)
+  (text (cond [(= (client-state-type c) PLAYER) "Player"]
+              [(= (client-state-type c) GUESSER) "Guesser"]
+              [else "..."])
+        14 "black"))
+
+(define (draw-result c)
+  (text  (cond [(= (client-state-type c) PLAYER)
+                (draw-result-player c)]
+               [else (draw-result-guesser c)])
+         14 "black"))
+
+(define (draw-result-player c)
+  (define (done)
+    (client-state-done c))
+  (define (action)
+    (client-state-action c))
+  (define (guess)
+    (number->string (client-state-guess c)))
+  (cond [(and (not (done)) (string=? (action) "")) "..."]
+        [(done) (string-append (guess) " it is!")]
+        [(string=? (action) "a") (string-append "Guess: " (guess))]
+        [else ""]))
+
+(define (draw-result-guesser c)
+  (define (done)
+    (client-state-done c))
+  (define (action)
+    (client-state-action c))
+  (define (guess)
+    (let ([g (client-state-guess c)])
+      (cond [(number? g) (number->string g)]
+            [else ""])))
+  (define (clue)
+    (cond [(string=? (client-state-clue c) "up") ">"]
+          [else "<"]))
+  (cond [(and (not (done)) (string=? (action) "") "...")]
+        [(done) (string-append (guess) " it is!")]
+        [(and (string=? (action) "g") (> (string-length (guess)) 0))
+         (string-append "Number " (clue) " " (guess))]
+        [(string=? (action) "c") (string-append "Guess: " (guess))]
+        [else ""]))
+
+(define (draw-desc c)
+  (text (cond [(= (client-state-type c) PLAYER)  ""]
+              [else (draw-desc-guesser c)])
+        10 "black"))
+
+(define (draw-desc-guesser c)
+  (define (action)
+    (client-state-action c))
+  (cond [(string=? (action) "c") "Waiting for player to act on guess"]
+        [else ""]))
+
+(define (draw-help c)
+  (define (type)
+    (client-state-type c))
+  (text (cond [(= (type) PLAYER) (draw-help-player c)]
+              [else (draw-help-guesser c)])
+        10 "black"))
+
+(define (draw-help-player c)
+  (define (action)
+    (client-state-action c))
+  (cond [(string=? (action) "c") "Press 'c' to check"]
+        [(string=? (action) "a") "Press ↑, ↓, or = "]
+        [else ""]))
+
+(define (draw-help-guesser c)
+  (define (action)
+    (client-state-action c))
+  (define (done)
+    (client-state-done c))
+  (cond [(string=? (action) "g") "Press 'g' to guess"]
+        [(string=? (action) "c") "Press 'c' to check"]
+        [(done) "Good Job!"]
+        [else ""]))